/* 基础样式重置和全局设置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html, body {
    height: 100%;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
    color: #ffffff;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* 顶部导航 */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(26, 26, 46, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.header-content {
    max-width: 768px;
    margin: 0 auto;
    padding: 0 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 60px;
}

.logo {
    font-size: 20px;
    font-weight: bold;
    color: #34d399;
    text-shadow: 0 2px 8px rgba(52, 211, 153, 0.3);
}

.nav-tabs {
    display: flex;
    gap: 8px;
}

.nav-tab {
    padding: 8px 16px;
    background: none;
    border: none;
    color: #a1a1aa;
    font-size: 14px;
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.nav-tab.active {
    background: linear-gradient(135deg, #34d399 0%, #10b981 100%);
    color: #ffffff;
    box-shadow: 0 4px 16px rgba(52, 211, 153, 0.4);
}

.nav-tab:hover:not(.active) {
    background: rgba(161, 161, 170, 0.1);
    color: #ffffff;
}

/* 主内容区域 */
.main-content {
    max-width: 768px;
    margin: 0 auto;
    padding: 80px 16px 20px;
    min-height: 100vh;
}

/* 页面切换 */
.page {
    display: none;
}

.page.active {
    display: block;
}

/* 页面标题区域 */
.page-header {
    margin-bottom: 24px;
}

.page-title {
    font-size: 24px;
    font-weight: bold;
    margin-bottom: 16px;
    text-align: center;
    background: linear-gradient(135deg, #34d399, #3b82f6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stats-bar {
    display: flex;
    justify-content: center;
    gap: 32px;
    background: linear-gradient(135deg, #262633 0%, #2a2a37 100%);
    border-radius: 16px;
    padding: 16px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    border-top: 2px solid rgba(52, 211, 153, 0.3);
}

.stat-item {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 24px;
    font-weight: bold;
    color: #34d399;
    margin-bottom: 4px;
}

.stat-label {
    font-size: 12px;
    color: #a1a1aa;
}

/* 校区选择器 */
.campus-selector {
    position: sticky;
    top: 70px;
    z-index: 100;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
    padding: 16px 4px;
    margin-bottom: 8px;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    display: flex;
    gap: 8px;
}

.campus-btn {
    flex: 1;
    padding: 12px 8px;
    background: linear-gradient(135deg, #374151 0%, #4b5563 100%);
    color: #d1d5db;
    border: none;
    border-radius: 12px;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
}

.campus-btn.active {
    background: linear-gradient(135deg, #34d399 0%, #10b981 100%);
    color: #ffffff;
    transform: scale(1.02);
    box-shadow: 0 4px 16px rgba(52, 211, 153, 0.4);
}

.campus-btn:hover:not(.active) {
    background: linear-gradient(135deg, #4b5563 0%, #6b7280 100%);
    transform: scale(1.01);
}

/* 搜索条 */
.search-bar {
    position: sticky;
    top: 155px;
    z-index: 99;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
    padding: 12px 4px;
    margin-bottom: 8px;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.search-input {
    width: 100%;
    padding: 12px 16px;
    background: rgba(17, 24, 39, 0.8);
    border: 1px solid rgba(107, 114, 128, 0.3);
    border-radius: 12px;
    color: #ffffff;
    font-size: 16px;
    transition: all 0.3s ease;
}

.search-input:focus {
    outline: none;
    border-color: #34d399;
    box-shadow: 0 0 0 3px rgba(52, 211, 153, 0.1);
}

/* 课程列表 */
.course-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 80px;
}

/* 课程卡片 */
.course-card {
    background: linear-gradient(135deg, #262633 0%, #2a2a37 100%);
    border-radius: 16px;
    padding: 20px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    border-top: 2px solid rgba(52, 211, 153, 0.3);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.course-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, #34d399, #3b82f6, #8b5cf6);
}

.course-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
}

.course-content {
    display: flex;
    align-items: center;
    gap: 16px;
}

.course-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    border-radius: 12px;
    background: rgba(52, 211, 153, 0.1);
    border: 2px solid rgba(52, 211, 153, 0.3);
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
}

.course-details {
    flex: 1;
}

.course-name {
    font-size: 18px;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 8px;
}

.course-meta {
    display: flex;
    gap: 8px;
    margin-bottom: 4px;
}

.campus-tag {
    background: rgba(52, 211, 153, 0.2);
    color: #34d399;
    padding: 2px 8px;
    border-radius: 6px;
    font-size: 12px;
}

/* 不同校区的颜色 */
.campus-tag.campus-北苑 {
    background: rgba(52, 211, 153, 0.2);
    color: #34d399;
}

.campus-tag.campus-宋庄 {
    background: rgba(59, 130, 246, 0.2);
    color: #3b82f6;
}

.campus-tag.campus-梨园 {
    background: rgba(245, 158, 11, 0.2);
    color: #f59e0b;
}

.status-tag {
    padding: 2px 8px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 500;
}

.status-tag.completed {
    background: rgba(251, 191, 36, 0.2);
    color: #fbbf24;
}

.course-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.count-badge {
    background: linear-gradient(135deg, #34d399 0%, #10b981 100%);
    color: #ffffff;
    padding: 8px 12px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
    min-width: 60px;
    text-align: center;
    box-shadow: 0 4px 12px rgba(52, 211, 153, 0.3);
}

.count-badge.low {
    background: linear-gradient(135deg, #6b7280 0%, #4b5563 100%);
    box-shadow: 0 4px 12px rgba(107, 114, 128, 0.3);
}

.join-btn {
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    color: #ffffff;
    border: none;
    padding: 10px 16px;
    border-radius: 12px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.join-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(59, 130, 246, 0.4);
}

.join-btn:active {
    transform: translateY(0);
}

.join-btn.interested {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
    color: #ffffff;
}

.join-btn.interested:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(245, 158, 11, 0.4);
}

/* 浮动操作按钮 */
.floating-action {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 999;
}

.fab {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #34d399 0%, #10b981 100%);
    border: none;
    border-radius: 50%;
    color: #ffffff;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    box-shadow: 0 8px 24px rgba(52, 211, 153, 0.4);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2px;
}

.fab:hover {
    transform: scale(1.1);
    box-shadow: 0 12px 32px rgba(52, 211, 153, 0.5);
}

.fab:active {
    transform: scale(1.05);
}

.fab i {
    font-size: 18px;
    margin-bottom: 2px;
}

/* 表单容器 */
.form-container {
    background: linear-gradient(135deg, #262633 0%, #2a2a37 100%);
    border-radius: 16px;
    padding: 24px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    border-top: 2px solid rgba(52, 211, 153, 0.3);
}

.form-title {
    font-size: 24px;
    font-weight: bold;
    text-align: center;
    margin-bottom: 24px;
    background: linear-gradient(135deg, #34d399, #3b82f6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* 表单样式 */
.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: #d1d5db;
    margin-bottom: 8px;
}

.form-input, .form-select, .form-textarea {
    width: 100%;
    padding: 12px 16px;
    background: rgba(17, 24, 39, 0.8);
    border: 1px solid rgba(107, 114, 128, 0.3);
    border-radius: 12px;
    color: #ffffff;
    font-size: 16px;
    transition: all 0.3s ease;
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
    outline: none;
    border-color: #34d399;
    box-shadow: 0 0 0 3px rgba(52, 211, 153, 0.1);
}

.form-textarea {
    resize: vertical;
    min-height: 80px;
}

/* 图标选择器 */
.icon-selector {
    display: flex;
    gap: 12px;
    align-items: center;
}

.selected-icon {
    width: 48px;
    height: 48px;
    background: rgba(52, 211, 153, 0.1);
    border: 2px solid rgba(52, 211, 153, 0.3);
    border-radius: 12px;
    font-size: 24px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.icon-picker-btn {
    padding: 8px 16px;
    background: linear-gradient(135deg, #374151 0%, #4b5563 100%);
    color: #d1d5db;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.icon-picker-btn:hover {
    background: linear-gradient(135deg, #4b5563 0%, #6b7280 100%);
}

.icon-picker {
    margin-top: 12px;
    padding: 16px;
    background: rgba(17, 24, 39, 0.8);
    border-radius: 12px;
    border: 1px solid rgba(107, 114, 128, 0.3);
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(40px, 1fr));
    gap: 8px;
    max-height: 200px;
    overflow-y: auto;
}

.icon-option {
    width: 40px;
    height: 40px;
    background: none;
    border: 1px solid rgba(107, 114, 128, 0.3);
    border-radius: 8px;
    font-size: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.icon-option:hover {
    background: rgba(52, 211, 153, 0.1);
    border-color: #34d399;
    transform: scale(1.1);
}

/* 单选和复选框 */
.radio-group, .checkbox-group {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.radio-item, .checkbox-item {
    display: flex;
    align-items: center;
    cursor: pointer;
    padding: 8px 12px;
    background: rgba(17, 24, 39, 0.8);
    border: 1px solid rgba(107, 114, 128, 0.3);
    border-radius: 8px;
    transition: all 0.3s ease;
}

.radio-item:hover, .checkbox-item:hover {
    background: rgba(52, 211, 153, 0.1);
    border-color: #34d399;
}

.radio-item input, .checkbox-item input {
    margin-right: 6px;
    accent-color: #34d399;
}

.radio-text, .checkbox-text {
    font-size: 14px;
    color: #d1d5db;
}

/* 时段选择样式 */
.time-slot-section {
    margin-bottom: 20px;
    padding: 15px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.time-slot-label {
    font-size: 14px;
    color: #9ca3af;
    margin-bottom: 12px;
    font-weight: 500;
}

/* 数字输入 */
.number-input {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    padding: 12px;
    background: rgba(17, 24, 39, 0.8);
    border: 1px solid rgba(107, 114, 128, 0.3);
    border-radius: 12px;
}

.number-btn {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, #374151 0%, #4b5563 100%);
    color: #ffffff;
    border: none;
    border-radius: 8px;
    font-size: 18px;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
}

.number-btn:hover {
    background: linear-gradient(135deg, #4b5563 0%, #6b7280 100%);
    transform: scale(1.1);
}

.number-display {
    font-size: 18px;
    font-weight: bold;
    color: #34d399;
    min-width: 32px;
    text-align: center;
}

/* 提交按钮 */
.submit-btn {
    width: 100%;
    padding: 16px;
    background: linear-gradient(135deg, #34d399 0%, #10b981 100%);
    color: #ffffff;
    border: none;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 8px 24px rgba(52, 211, 153, 0.3);
    margin-top: 8px;
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 32px rgba(52, 211, 153, 0.4);
}

.submit-btn:active {
    transform: translateY(0);
}

.submit-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

/* 个人资料页面 */
.profile-container {
    max-width: 400px;
    margin: 0 auto;
}

.profile-header {
    background: linear-gradient(135deg, #262633 0%, #2a2a37 100%);
    border-radius: 16px;
    padding: 24px;
    text-align: center;
    margin-bottom: 24px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    border-top: 2px solid rgba(52, 211, 153, 0.3);
}

.avatar {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #34d399 0%, #10b981 100%);
    border-radius: 50%;
    margin: 0 auto 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    color: #ffffff;
    box-shadow: 0 8px 24px rgba(52, 211, 153, 0.3);
}

.profile-info h3 {
    font-size: 20px;
    color: #ffffff;
    margin-bottom: 8px;
}

.profile-info p {
    color: #a1a1aa;
    font-size: 14px;
}

.menu-list {
    background: linear-gradient(135deg, #262633 0%, #2a2a37 100%);
    border-radius: 16px;
    overflow: hidden;
    margin-bottom: 24px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    border-top: 2px solid rgba(52, 211, 153, 0.3);
}

.menu-item {
    display: flex;
    align-items: center;
    padding: 16px 20px;
    cursor: pointer;
    transition: all 0.3s ease;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.menu-item:last-child {
    border-bottom: none;
}

.menu-item:hover {
    background: rgba(52, 211, 153, 0.1);
}

.menu-item i:first-child {
    width: 24px;
    color: #34d399;
    margin-right: 16px;
}

.menu-item span {
    flex: 1;
    color: #ffffff;
    font-size: 16px;
}

.menu-item i:last-child {
    color: #6b7280;
}

/* 管理员样式 */
.admin-section {
    margin-bottom: 24px;
}

.admin-section h4 {
    color: #fbbf24;
    margin-bottom: 12px;
    font-size: 16px;
    text-align: center;
}

.admin-item {
    background: linear-gradient(135deg, #451a03 0%, #78350f 100%);
}

.admin-item i:first-child {
    color: #fbbf24;
}

.admin-item span {
    color: #fbbf24;
}

.admin-login {
    text-align: center;
}

.admin-login-btn {
    padding: 12px 24px;
    background: linear-gradient(135deg, #374151 0%, #4b5563 100%);
    color: #d1d5db;
    border: none;
    border-radius: 12px;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.admin-login-btn:hover {
    background: linear-gradient(135deg, #4b5563 0%, #6b7280 100%);
}

/* 弹窗样式 */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    z-index: 2000;
    backdrop-filter: blur(5px);
}

.modal.show {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: linear-gradient(135deg, #262633 0%, #2a2a37 100%);
    border-radius: 16px;
    padding: 24px;
    margin: 20px;
    max-width: 400px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    border-top: 2px solid rgba(52, 211, 153, 0.3);
    animation: modalSlideIn 0.3s ease-out;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-20px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.modal-content h3 {
    text-align: center;
    color: #ffffff;
    margin-bottom: 20px;
    font-size: 18px;
}

.modal-actions {
    display: flex;
    gap: 12px;
    margin-top: 20px;
}

.cancel-btn, .confirm-btn {
    flex: 1;
    padding: 12px;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.cancel-btn {
    background: linear-gradient(135deg, #6b7280 0%, #4b5563 100%);
    color: #ffffff;
}

.confirm-btn {
    background: linear-gradient(135deg, #34d399 0%, #10b981 100%);
    color: #ffffff;
}

.cancel-btn:hover, .confirm-btn:hover {
    transform: translateY(-1px);
}

/* 管理员面板 */
.admin-modal {
    max-width: 600px;
    max-height: 80vh;
    overflow-y: auto;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.close-btn {
    background: none;
    border: none;
    color: #6b7280;
    font-size: 24px;
    cursor: pointer;
    transition: color 0.3s ease;
}

.close-btn:hover {
    color: #ffffff;
}

.admin-stats {
    display: flex;
    gap: 16px;
    margin-bottom: 20px;
}

.admin-stat {
    flex: 1;
    text-align: center;
    background: rgba(17, 24, 39, 0.8);
    padding: 16px;
    border-radius: 12px;
}

.admin-actions {
    display: flex;
    gap: 12px;
    margin-bottom: 20px;
}

.admin-btn {
    flex: 1;
    padding: 12px;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.admin-btn {
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    color: #ffffff;
}

.admin-btn.danger {
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
}

.admin-course-list {
    max-height: 300px;
    overflow-y: auto;
}

/* Toast提示 */
.toast {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: rgba(0, 0, 0, 0.9);
    color: #ffffff;
    padding: 12px 24px;
    border-radius: 8px;
    font-size: 14px;
    z-index: 3000;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.toast.show {
    opacity: 1;
}

/* 空状态 */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: #6b7280;
}

.empty-state i {
    font-size: 48px;
    margin-bottom: 16px;
    opacity: 0.5;
}

.empty-state p {
    font-size: 16px;
}

/* 页面底部 */
.footer {
    margin-top: 60px;
    padding: 24px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
}

.footer-content {
    max-width: 768px;
    margin: 0 auto;
    text-align: center;
    padding: 0 16px;
}

.footer-content p {
    margin: 8px 0;
    color: #a1a1aa;
    font-size: 14px;
    line-height: 1.5;
}

.footer-content p:first-child {
    color: #34d399;
    font-weight: 500;
}

/* 二维码弹窗样式 */
.qr-modal {
    max-width: 500px;
    text-align: center;
}

.qr-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
    margin: 20px 0;
}

.qr-code {
    background: #ffffff;
    padding: 16px;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.qr-placeholder {
    width: 200px;
    height: 200px;
    background: #ffffff;
    border-radius: 8px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
}

.qr-pattern {
    width: 150px;
    height: 150px;
    position: relative;
}

.qr-squares {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: repeat(3, 1fr);
    gap: 8px;
    width: 100%;
    height: 100%;
}

.qr-square {
    background: #000000;
    border-radius: 2px;
}

.qr-square:nth-child(1),
.qr-square:nth-child(3),
.qr-square:nth-child(7),
.qr-square:nth-child(9) {
    background: #000000;
}

.qr-square:nth-child(2),
.qr-square:nth-child(4),
.qr-square:nth-child(6),
.qr-square:nth-child(8) {
    background: #ffffff;
    border: 1px solid #000000;
}

.qr-square:nth-child(5) {
    background: #000000;
    border-radius: 50%;
}

.qr-note {
    position: absolute;
    bottom: 8px;
    font-size: 12px;
    color: #666666;
    margin: 0;
}

/* 真实二维码图片样式 */
.qr-image {
    width: 200px;
    height: 200px;
    object-fit: contain;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.qr-info {
    text-align: center;
}

.qr-title {
    font-size: 18px;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 8px;
}

.qr-subtitle {
    font-size: 14px;
    color: #a1a1aa;
    margin-bottom: 16px;
}

.contact-info {
    background: rgba(17, 24, 39, 0.8);
    padding: 16px;
    border-radius: 8px;
    border: 1px solid rgba(107, 114, 128, 0.3);
}

.contact-info p {
    margin: 8px 0;
    color: #d1d5db;
    font-size: 14px;
}

.contact-info strong {
    color: #34d399;
}